---
title: Errors
description: Errors that can occur in Better Auth.
---

This section contains all the errors that cause you to be redirected to the `/api/auth/error` page. 

## List of errors

- [Invalid callback request](/docs/errors/invalid_callback_request)
- [State not found](/docs/errors/state_not_found)
- [Account already linked to different user](/docs/errors/account_already_linked_to_different_user)
- [Email doesn't match](/docs/errors/email_doesn't_match)
- [Email not found](/docs/errors/email_not_found)
- [No callback URL](/docs/errors/no_callback_url)
- [No code](/docs/errors/no_code)
- [OAuth provider not found](/docs/errors/oauth_provider_not_found)
- [Unable to link account](/docs/errors/unable_to_link_account)
- [Unable to get user info](/docs/errors/unable_to_get_user_info)
- [State mismatch](/docs/errors/state_mismatch)
- [Signup disabled](/docs/errors/signup_disabled)